Answered

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Suppose a person has a small intestine that has fewer villi than normal. Would the person most likely be overweight or underweight? Explain.

Sagot :

They would be likely to be underweight. This is because the role of villi is to increase absorption of soluble molecules, they do this by increasing surface area for absorption to occur across.
If the person has less villi than normal in their small intestine, then the surface area will not be as large meaning there is less area for absorption to occur across so less soluble molecules will be absorbed.